Business Reviews widget allows displaying Google and Yelp business reviews. To fetch reviews for your business you would need to add respective Google and Yelp API key. Here are some important points to note –
Your business reviews are fetched over these API keysGoogle allows only 5 reviews to fetch with Google API key.Similarly, Yelp allows fetching only 3 reviews.
So in total widget can display upto 8 reviews.
Google and Yelp provide these limited number of reviews. This is dependent on which reviews Google and Yelp consider as the 「Most Relevant」 to your business.